Nissan Altima 2007-2012 Service Manual: Main line between DLC And ABS Circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
- Harness connector M1
- Harness connector E30
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the harness connectors M1 and E30.
2. Check the continuity between the data link connector and the harness connector.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair the main line between the data link connector and the harness connector M1.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair the main line between the data link connector and the harness connector M1.
3.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit) harness connector.
Is the inspection result normal? YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the data link connector and the ABS actuator and electric unit (control unit).
NO >> Repair the main line between the harness connector E30 and the ABS actuator and electric unit (control unit).
Lan system can system (type 2)
COMPONENT DIAGNOSIS ...
ECM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and co ...
Other materials:
Shift lock system
System Diagram
System Description
The selector lever cannot be shifted from “P” position to any other position
unless the ignition switch is in the
ON position and the brake pedal is depressed.
Component Parts Location
1. BCM (view with instrument panel removed
2. Steering column
...
P1722 estm vehicle speed signal
Description
The vehicle speed signal is transmitted from ABS actuator and electric unit
(control unit) to TCM by CAN communication
line.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DTC CONFIRMATION PROCEDURE” ha ...
Warning chime system
Wiring Diagram-Coupe
Wiring Diagram-Sedan
...